There are
846 mi
from Waukegan, IL to Peekskill, NY
That's the driving distance. It would take 15 hours 56 mins to go from Waukegan, Illinois to Peekskill, New York.
The flight distance (direct flight from Waukegan, IL to Peekskill, NY) is 719.92 mi.
846 mi = 1,360.79 kms